Well today I got around to fitting these 'new-to-me' Rally Raid Tubeless wheelset. Really nice
Makes the bike lower, more 'racy' looking.
I set up the chain slack, with the bike on it's side stand, and the markers never went into the red (makes me wonder if others were setting chain slack on the centre stand).
Not sure if this would even work,it may upset the geometry of the bike for the worse.
It will turn in quicker as your making the steering angle more aggressive but like I said I'm not sure if this would be a good thing.
I know they drop 17" wheels into dirt bikes to make supermoto's.
I personally think you might be better on spending the money on the standard suspension and making that better instead of poss